    /* 头部 */
    
    .head {
        width: 100%;
        height: 64px;
        position: absolute;
        z-index: 100;
        min-width: 1200px;
        border-bottom: 1px solid #ccc;
    }
    
    #bor {
        border-bottom: 3px solid white;
    }
    
    .headb a {
        line-height: 64px;
        display: inline-block;
        text-align: center;
        margin-left: 36px;
    }
    
    .headb a:hover {
        color: white;
        border-bottom: 3px solid rgb(72, 255, 0);
    }
    
    .headb {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
    
    .heada {
        margin-top: 16px;
        margin-left: 30px;
    }
    
    .headc {
        line-height: 64px;
    }
    
    .headc button {
        margin-right: 20px;
        border-radius: 10px;
        width: 60px;
        line-height: 24px;
        font-size: 14px;
        color: #fff;
    }
    
    .buttona {
        background-color: rgba(135, 207, 235, 0.8);
        border: 2px solid rgba(255, 255, 255, 0.5);
    }
    
    .buttonb {
        background-color: red;
        border: none;
    }
    /* 广告 */
    /* .banner {
        height: 370px;
    } */
    
    .banner img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .swiper-slide {
        flex-shrink: 0;
        position: relative;
        height: auto !important;
        transition-property: transform;
    }
    /* 按键 */
    
    .swiper {
        --swiper-theme-color: #ff6600;
        /* 设置Swiper风格 */
        --swiper-navigation-color: #00ff33;
        /* 单独设置按钮颜色 */
        --swiper-navigation-size: 30px;
        /* 设置按钮大小 */
    }
    /* 服务 */
    
    .servicea {
        margin: 100px auto 30px auto;
    }
    
    h2 {
        text-align: center;
        font-size: 32px;
    }
    
    .texta {
        text-align: center;
        display: block;
        font-size: 12px;
        margin-top: 10px;
    }
    
    .servicea a {
        color: skyblue;
        text-align: center;
        display: block;
        margin-top: 20px;
        font-size: 10px;
    }
    
    .servicea img {
        width: 240px;
        height: 270px;
    }
    
    .servicea-a {
        background: url(../imgs/service01.svg) no-repeat;
        width: 240px;
        height: 270px;
        padding-top: 180px;
        box-sizing: border-box;
        margin-left: 30px;
        box-shadow: 10px 10px 10px rgb(0, 174, 255);
    }
    
    h3 {
        font-size: 18px;
        padding-left: 10px;
        font-weight: normal;
    }
    
    .servicea-a span {
        display: block;
        margin-top: 10px;
        padding-left: 10px;
    }
    
    .servicea-a a {
        color: skyblue;
        font-size: 10px;
    }
    
    .servicea-b {
        background: url(../imgs/service02.svg) no-repeat;
        width: 240px;
        height: 270px;
        padding-top: 180px;
        box-sizing: border-box;
        margin-left: 30px;
        box-shadow: 10px 10px 10px rgb(0, 174, 255);
    }
    
    .servicea-b span {
        display: block;
        margin-top: 10px;
        padding-left: 10px;
    }
    
    .servicea-b a {
        color: skyblue;
        font-size: 10px;
    }
    
    .servicea-c {
        background: url(../imgs/service03.svg) no-repeat;
        width: 240px;
        height: 270px;
        padding-top: 180px;
        box-sizing: border-box;
        margin-left: 30px;
        box-shadow: 10px 10px 10px rgb(0, 174, 255);
    }
    
    .servicea-c span {
        display: block;
        margin-top: 10px;
        padding-left: 10px;
    }
    
    .servicea-c a {
        color: skyblue;
        font-size: 10px;
    }
    
    .servicea-d {
        background: url(../imgs/service04.svg) no-repeat;
        width: 240px;
        height: 270px;
        padding-top: 180px;
        box-sizing: border-box;
        margin-left: 30px;
        box-shadow: 10px 10px 10px rgb(0, 174, 255);
    }
    
    .servicea-d span {
        display: block;
        margin-top: 10px;
        padding-left: 10px;
    }
    
    .servicea-d a {
        color: skyblue;
        font-size: 10px;
    }
    /* API分类 */
    
    .api {
        margin: 100px auto;
        background: url(../imgs/more-api-bg.svg);
    }
    
    h4 {
        text-align: center;
        font-size: 36px;
    }
    
    .apia a {
        color: skyblue;
        text-align: center;
        display: block;
        margin-top: 20px;
        font-size: 10px;
    }
    
    .textb {
        text-align: center;
        display: block;
        font-size: 12px;
        margin-top: 10px;
    }
    
    .apib {
        height: 290px;
        width: 1200px;
        margin-top: 30px;
    }
    
    .apib li {
        float: left;
        background-color: #fff;
        box-shadow: 2px 2px 5px 0px rgb(0, 174, 255);
        margin: 5px 5px;
        position: relative;
    }
    
    .apib li a {
        width: 214px;
        height: 134px;
        display: block;
        margin-left: 14px;
        /* text-align: center; */
        border: none;
        padding-top: 32px;
        box-sizing: border-box;
    }
    
    .apib li P {
        text-align: center;
        font-size: 14px;
        color: #000;
        padding-top: 10px;
        box-sizing: border-box;
        line-height: 20px;
        padding-left: 10px;
    }
    
    .apib li a p:hover {
        color: rgb(0, 255, 200);
    }
    
    .mouse,
    .mousea {
        border: none;
        padding-left: 90px;
        box-sizing: border-box;
    }
    
    .mouse {
        display: none;
    }
    
    .api-c {
        margin: 30px auto 50px;
        text-align: center;
        font-size: 14px;
    }
    
    .api-c a {
        color: skyblue;
    }
    /* APIMaster */
    
    .apimaster-a {
        height: 600px;
        margin-top: 20px;
        background: url(../imgs/master-left-bg.svg)no-repeat;
    }
    
    .apimaster-a ul {
        float: right;
    }
    
    .apimaster-a ul li {
        height: 80px;
        width: 506px;
        margin-top: 14px;
        background-color: rgba(204, 204, 204, 0.5);
        box-sizing: border-box;
    }
    
    .list {
        font-size: 20px;
        margin-left: 22px;
        padding-top: 22px;
    }
    
    .der {
        border-bottom: 4px solid blue;
        float: left;
        display: block;
        width: 14px;
        height: 2px;
        border-color: turquoise;
    }
    
    .list-a {
        font-size: 10px;
        margin-top: 5px;
        margin-left: 20px;
    }
    /* 跑马灯 */
    
    .datase-a {
        height: 280px;
        background-color: rgba(204, 204, 204, 0.5);
        position: relative;
    }
    
    .datase-a>div {
        height: 200px;
        display: none;
    }
    
    .datase-a>div.active {
        display: block;
        transition: all 1s;
    }
    
    .datase-b img {
        float: left;
        height: 300px;
        width: 560px;
        padding-bottom: 10px;
        position: absolute;
        top: -20px;
        left: 0;
    }
    
    .datase-text {
        float: left;
        line-height: 40px;
        width: 560px;
        text-align: center;
        font-size: 12px;
        margin: 10px auto;
        padding-top: 50px;
        box-sizing: border-box;
    }
    
    .datase-c {
        float: right;
    }
    
    .help img {
        width: 48px;
        height: 38px;
        float: left;
        position: absolute;
        top: -20px;
        left: 600px;
    }
    
    .bor {
        border-bottom: 4px solid blue;
        display: block;
        position: absolute;
        right: 66px;
        bottom: 12px;
        width: 20px;
        border-color: turquoise;
    }
    
    .datase-d {
        line-height: 30px;
        font-size: 10px;
        position: absolute;
        bottom: 0;
        right: 0;
    }
    /* 复制 */
    
    .on {
        transition: all 1s;
    }
    
    .datase-ba img {
        float: left;
        height: 300px;
        width: 560px;
        padding-bottom: 10px;
        position: absolute;
        top: -20px;
        left: 0;
    }
    
    .datase-texta {
        float: left;
        line-height: 40px;
        width: 560px;
        text-align: center;
        font-size: 12px;
        margin: 10px auto;
        padding-top: 50px;
        box-sizing: border-box;
    }
    
    .datase-ca {
        float: right;
    }
    
    .helpa img {
        width: 48px;
        height: 38px;
        float: left;
        position: absolute;
        top: -20px;
        left: 600px;
    }
    
    .bora {
        border-bottom: 4px solid blue;
        display: block;
        position: absolute;
        right: 66px;
        bottom: 12px;
        width: 20px;
        border-color: turquoise;
    }
    
    .datase-da {
        line-height: 30px;
        font-size: 10px;
        position: absolute;
        bottom: 0;
        right: 0;
    }
    /* 第三张 */
    
    .datase-bb img {
        float: left;
        height: 300px;
        width: 560px;
        padding-bottom: 10px;
        position: absolute;
        top: -20px;
        left: 0;
    }
    
    .datase-textb {
        float: left;
        line-height: 40px;
        width: 560px;
        text-align: center;
        font-size: 12px;
        margin: 10px auto;
        padding-top: 50px;
        box-sizing: border-box;
    }
    
    .datase-cb {
        float: right;
    }
    
    .helpb img {
        width: 48px;
        height: 38px;
        float: left;
        position: absolute;
        top: -20px;
        left: 600px;
    }
    
    .borb {
        border-bottom: 4px solid blue;
        display: block;
        position: absolute;
        right: 66px;
        bottom: 12px;
        width: 20px;
        border-color: turquoise;
    }
    
    .datase-db {
        line-height: 30px;
        font-size: 10px;
        position: absolute;
        bottom: 0;
        right: 0;
    }
    /* 安全 */
    
    .experience-a li {
        height: 105px;
        width: 74px;
        font-size: 12px;
        text-align: center;
        float: left;
        margin-left: 116px;
        box-sizing: border-box;
    }
    
    .experience-a li img {
        width: 74px;
        height: 70px;
        display: block;
        padding-bottom: 10px;
    }
    /* 体验 */
    
    .index {
        background: url(../imgs/login-register-bg.svg)no-repeat;
        height: 240px;
        box-sizing: border-box;
        margin-top: 20px;
        background-color: rgba(64, 224, 208, 0.418);
        width: 100%;
    }
    
    h5 {
        font-size: 28px;
        text-align: center;
        padding-top: 68px;
        color: #fff;
    }
    
    .indexbtn {
        width: 125px;
        border: 2px solid #fff;
        text-align: center;
        margin: 20px auto;
        display: block;
    }
    
    .indexbtn a {
        line-height: 40px;
        text-align: center;
        color: #fff;
    }
    
    .indexbtn a:hover {
        color: rgba(0, 0, 255, 0.938);
    }
    /* 尾部 */
    
    .foot {
        margin-top: 40px;
        height: 350px;
    }
    
    .foot-a {
        width: 800px;
        box-sizing: border-box;
    }
    
    h6 {
        font-size: 12px;
        margin-top: 40px;
        margin-bottom: 35px;
    }
    
    .foot-ul {
        float: left;
        margin-right: 78px;
    }
    
    .foot-ul li {
        font-size: 8px;
        color: #ccc;
        margin-top: 16px;
    }
    
    .foot-bb {
        text-align: center;
        box-sizing: border-box;
    }
    
    .foot-bb h6 {
        margin-bottom: 6px;
    }
    
    .foot-bb p {
        font-size: 10px;
        color: #ccc;
    }
    
    .foot-img {
        margin: 35px auto;
    }
    
    .foot-img img {
        padding-left: 150px;
    }
    
    .foot-text {
        font-size: 10px;
        font-weight: normal;
        padding-bottom: 70px;
        color: #ccc;
        padding-left: 860px;
    }
    
    .bei {
        height: 20px;
        padding-top: 10px;
        display: block;
    }
    
    .bei span {
        font-size: 10px;
        color: #ccc;
        display: inline-block;
        padding-top: 50px;
    }
    
    .bei img {
        padding-right: 10px;
    }
    
    .btn-top {
        width: 40px;
        height: 40px;
        background: url(../imgs/returntopicon.jpg) no-repeat -267px -56px;
        position: fixed;
        right: 20px;
        bottom: 20px;
        background-color: #fff;
    }
    
    .btn-top:hover {
        background-position-y: -97px;
    }